converting JSONArray into string in order not to get ClassCastException while saving json file into ES
Code refactoring
Merge pull request #202 from GERey/Changing_jackson_versions

Changing jackson versions back to Codehaus version due to version compatibility problems. 

Thanks George!
Merge pull request #194 from salihkardan/two-dot-o

convert JSONArray into string before saving results to ES
Remove test artifacts
Merge pull request #204 from fbicak/two-dot-o

Remove Test Artifacts of Example Project
Merge pull request #203 from GERey/Changing_jackson_versions

Changing jackson versions
Use Codehause Jackson compatible @JsonAnyGetter and @JsonAnySetter.
Replace ByteBufferField with ByteArrayField because you cannot instantiate a ByteBuffer.
Remove unused Chop 1.0 integration from Core Persistence to simplify Jackson situation.
Remove Remove unused Chop 1.0 integration from Core Persistence to simplify Jackson situation.